Home / 15,004.74-22,509.84-7,512.21

Finding the Fourth Proportional to 15,004.74, 22,509.84 and 7,512.21

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Solution

The fourth proportional to 15,004.74, 22,509.84 and 7,512.21 is: 11,269.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,004.74 : 22,509.84 = 7,512.21 : x
  2. Step 2: Convert to fraction form
    15,004.74/22,509.84 = 7,512.21/x
  3. Step 3: Cross multiply
    15,004.74x = 22,509.84 × 7,512.21
  4. Step 4: Simplify right side
    15,004.74x = 169,098,645.15
  5. Step 5: Solve for x
    x = 169,098,645.15/15,004.74
  6. Step 6: Final answer
    x = 11,269.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.